Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
Advertising Disclosure
Radio Frequency Analyzers of 2025
Save up to 22% off
Best Choice1
SeesiiSeeSii TinySA Ultra+ ZS407 7.3GHz Spectrum Analyzer: 2025 Upgraded 4 Inch HW V0.5.4 100kHz-7.3GHz Handheld Tiny Frequency Analyzer - 2-in-1 RF Signal Generator 100kHz to 900MHz MF/HF/VHF UHF
20% Off9.9Exceptional
-
-
Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you
Careful review Our team ensures quality, value, and fit based on real user feedback
Trusted insights AI and human analysis guide your decisions, reflecting real user prioritiesReal users impact
Thousands of users trust our site daily
- Based on millions of stores and reviews
- Shoppers influence our rankings
Analyzing top stores
Value for Money2
AURSINCAURSINC TinySA Ultra+ ZS406 Spectrum Analyzer, 2025 Upgraded 4.0 Inch 100kHz-5.4GHz HW V0.4.6 Handheld Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input
9.8Exceptional
-
3
SeesiiSeeSii TinySA Ultra+ ZS406 Spectrum Analyzer, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator MF/HF/VHF UHF Input,V0.4.6.1,2025 Upgraded
22% OffKey specs-
Frequency Range:100kHz to 5.3GHz
-
Battery Capacity:3000mAh
-
Measurement Modes:Spectrum Analyzer, Signal Generator
-
Memory Card:32GB micro SD
-
Display Size:4.0 inch
9.6Exceptional
Our Rating
-
4
SeesiiSEESII Upgraded NanoVNA-H4 Vector Network Analyzer, Latest V4.3 10KHz-1.5GHz HF VHF UHF 4" Touch Screen VNA Antenna Analyzer Measures S Parameters,Voltage Standing Wave Ratio, Phase,Delay, Smith Chart
9.5Excellent
Our Rating
-
5
AURSINCUpgraded NanoVNA-H4 Vector Network Analyzer, AURSINC 10KHz-1.5GHz V4.3 4 inch Nanovna Antenna Analyzer Ham Radio, with 32GB Card HF VHF UHF Measuring S Parameters, SWR, Phase, Delay, Smith Chart
9.2Excellent
-
-
See Today’s Deals & Prices
6
AURSINCAURSINC NanoVNA SAA-2N V2.2 Vector Network Analyzer, 50KHz-3GHz 4" Touchscreen HF VHF UHF VNA Antenna Analyzer Ham Radio with Storage Bag, Measuring S Parameters, Duplexer, VSWR, Phase, Delay
Key specs-
Frequency Range:50KHz-3GHz
-
Battery Capacity:1 Lithium Ion
-
Measurement Modes:S21, S11
-
Memory Card:N/A
-
Display Size:N/A
9.1Excellent
Our Rating
-
7
SDRGEEK4Inch TinySA Ultra Spectrum Analyzer 100kHz-5.3GHz,V0.4.5.1 Portable Tiny Frequency Analyzer with 32GB SD Card & 3000mAh Battery, 2-in-1 RF Signal Generator RBW LNA DANL Phase Noise
Key specs-
Frequency Range:100kHz to 5.3GHz
-
Battery Capacity:3000mAh
-
Measurement Modes:Ultra mode, Signal Generator
-
Memory Card:32GB micro SD
-
Display Size:4-inch
9.0Excellent
Our Rating
-
8
GQEMF Meter,Advanced GQ EMF-390 Multi-Field Electromagnetic Radiation 3-in-1 EMF ELF RF meter, 5G Cell Tower Smart meter Wifi Signal Detector RF up to 10GHz with Data Logger and 2.5Ghz Spectrum Analyzer
Key specs-
Sensor Type:Multiple high sensitivity sensors
-
Power Source:1 Lithium Ion battery
-
Dimensions:5.5 x 3 x 1 inches
-
Alarm Function:Safety suggestion available
-
Measurement Range:RF up to 10Ghz
8.9Very Good
Our Rating
-
9
ALIESTFDNOALIESTFDNO Upgraded TinySA Ultra Spectrum Analyzer, 4.0 Inch 100kHz to 5.3GHz Handheld Frequency Analyzer with 32Gb Card, 2-in-1 Signal Generator 100kHz to 800MHz MF/HF/VHF UHF Input,V0.4.5.1
20% Off8.8Very Good
-
10
GQEMF Meter EMF Detector GQ EMF-390 Tri-Field Electromagnetic Radiation Detector 3-in-1 RF meter 5G Cell Tower Wifi 10G & Data Log 2.5G Spectrum Analyzer Radio Frequency Detector Ghost Hunting Equipment
8.7Very Good
Our Rating
-
